Home / 23,073.28-34,637.34-19,420.96

Finding the Fourth Proportional to 23,073.28, 34,637.34 and 19,420.96

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Solution

The fourth proportional to 23,073.28, 34,637.34 and 19,420.96 is: 29,154.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,073.28 : 34,637.34 = 19,420.96 : x
  2. Step 2: Convert to fraction form
    23,073.28/34,637.34 = 19,420.96/x
  3. Step 3: Cross multiply
    23,073.28x = 34,637.34 × 19,420.96
  4. Step 4: Simplify right side
    23,073.28x = 672,690,394.65
  5. Step 5: Solve for x
    x = 672,690,394.65/23,073.28
  6. Step 6: Final answer
    x = 29,154.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.